F16F 15/268
Hollow shafts
Official title: {Hollow shafts}
F16F15/268 (Hollow shafts) appears on 20 US grants and 12 published applications in this corpus.
Search patents in F16F- Granted patents
- 20
- Published applications
- 12
- Assignees
- 16
- Inventors
- 36
- Latest grant
- 27 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydroformed balance shaft27 Aug 2024US 12,071,999 B2Linamar Corporation
- Internal combustion engine5 Jan 2021US 10,883,445 B2Honda Motor Co., Ltd.
- International combustion engine with balancer device31 Dec 2019US 10,520,060 B2Toyota Jidosha Kabushiki Kaisha
- Crank chamber internal pressure reduction mechanism for internal combustion engine26 Jun 2018US 10,006,326 B2Suzuki Motor Corporation
- Mass balancing unit30 Dec 2014US 8,920,250 B2MAGNA Powertrain AG & Co KG
- Hydroformed balance shaft10 Nov 2022US 2022/0356925 A1Linamar Corporation
- Internal combustion engine9 Jan 2020US 2020/0011268 A1Honda Motor Co., Ltd.
- Internal combustion engine18 Jul 2019US 2019/0219131 A1Toyota Jidosha Kabushiki Kaisha
- Crank chamber internal pressure reduction mechanism for internal combustion engine13 Jul 2017US 2017/0198616 A1Suzuki Motor Corporation
- Mass balancing unit31 Oct 2013US 2013/0283965 A1MAGNA Powertrain AG & Co KG
Most cited
By later US patents
- Balancer shaft supporting structure in engine28US 5,791,309 AHonda Giken Kogyo Kabushiki Kaisha · 1998
- Engine balancer27US 4,028,963 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1977
- Balancer system for internal combustion engine25US 5,038,731 AHonda Giken Kogyo Kabushiki Kaisha · 1991
- Counterbalance mechanism for internal combustion engine14US 5,065,644 AHonda Giken Kogyo Kabushiki Kaisha · 1991
- Hollow balance shaft10US 5,483,932 ASimpson Industries, Inc. · 1996